Darrell L. Williams is a senior consultant at Charles River Associates, a leading global consulting firm. He has extensive experience in antitrust litigation consulting, with specialties in the areas of exclusive dealings, exclusive territories, price fixing, joint ventures, and damages. He has served as a staff economist with the President's Council of Economic Advisors and as a financial economist at the Securities and Exchange Commission. Mr. Williams earned his master’s and doctoral degrees in economics from Washington University in St. Louis.